Finding the Fourth Proportional to 11,778.55, 16,250.31 and 7,300.67

Step by Step Solution

1. Step 1: Write the proportion equation
   11,778.55 : 16,250.31 = 7,300.67 : x
2. Step 2: Convert to fraction form
   11,778.55/16,250.31 = 7,300.67/x
3. Step 3: Cross multiply
   11,778.55x = 16,250.31 × 7,300.67
4. Step 4: Simplify right side
   11,778.55x = 118,638,069.46
5. Step 5: Solve for x
   x = 118,638,069.46/11,778.55
6. Step 6: Final answer
   x = 10,072.39